Millgrove, IN
Full City Profile · Indiana · Blackford County County
4.8
/5.0
A+
Excellent
27
Population
135/sq mi density
$68,750
Median Income
$50,578 per capita
$92,900
Home Value
$130,342 Zillow
51°F
Avg Temperature
A+
Overall
4.8 / 5.0
Strong
A
Economy
4.4 / 5.0
$68,750 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$92,900 home value, /mo rent
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Millgrove experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 26°F in January while summers reach 74°F in July. Annual precipitation totals 41.7 inches. The area receives 32.2 inches of snow annually.
Temperature
26°F Jan (-3°C)
74°F Jul (23°C)
| Annual Average | 51.3°F |
| 5% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 74°F (23°C) |
Geography
| Elevation | 934 ft (285 m) |
| Area | 0.2 sq mi (0.5 km²) |
| Population Density | 135/sq mi |
| Coordinates | 40.4049°N, 85.2772°W |
| Timezone | America/Indiana/Indianapolis |
| County | Blackford County County |
| Nearest Airport | Delaware County Regional (MIE) 13 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 9.0 / 100 |
| Social Vulnerability | 51.5 / 100 |
| Community Resilience | 90.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 2.7 in | Coldest |
| February | 29°F (-2°C) | 2.4 in | Driest |
| March | 39°F (4°C) | 3.3 in | |
| April | 51°F (11°C) | 3.9 in | |
| May | 62°F (17°C) | 4.2 in | |
| June | 71°F (22°C) | 4.4 in | Wettest |
| July | 74°F (23°C) | 4.2 in | Warmest |
| August | 72°F (22°C) | 4.3 in | |
| September | 66°F (19°C) | 3.5 in | |
| October | 54°F (12°C) | 2.9 in | |
| November | 42°F (5°C) | 3.3 in | |
| December | 31°F (-0°C) | 2.7 in |
Millgrove has a seasonal temperature swing of 48°F / from 26°F in January to 74°F in July. Total annual precipitation is 41.7 inches, with June being the wettest month (4.4") and February the driest (2.4").